45419398 has 4 divisors (see below), whose sum is σ = 68129100. Its totient is φ = 22709698.

The previous prime is 45419383. The next prime is 45419399. The reversal of 45419398 is 89391454.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89391454 = 2 ⋅44695727.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45419399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11354848 + ... + 11354851.

It is an arithmetic number, because the mean of its divisors is an integer number (17032275).

Almost surely, 2^45419398 is an apocalyptic number.

45419398 is a deficient number, since it is larger than the sum of its proper divisors (22709702).

45419398 is a wasteful number, since it uses less digits than its factorization.

45419398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22709701.

The product of its digits is 155520, while the sum is 43.

The square root of 45419398 is about 6739.3915155598. The cubic root of 45419398 is about 356.7909181716.

The spelling of 45419398 in words is "forty-five million, four hundred nineteen thousand, three hundred ninety-eight".